<a href="javascript:;" class="btn icd-add" value="cd">添加</a>

<script type="text/javascript">
    $(function(){
        $(".icd-add").bind("click",function(){
            var that = this;
            $.ajax({
                url: '/post/html/icd-element',
                type: 'post',
                success: function(html)
                {
                    $(that).parent().children(".element").append(html);
                }
            });
        });
    });
</script>